Analog Devices Inc. MAX5479ETE+ Digital Potentiometer

The MAX5479ETE+ from Analog Devices Inc. is a high-performance, digitally controlled potentiometer that offers a reliable solution for precise resistance adjustments in a variety of electronic circuits. Designed with versatility in mind, it is well-suited for applications in calibration, signal conditioning, and level adjustments in both consumer and industrial electronics.

This digital potentiometer is part of the MAX5479 series and comes in a compact 16-pin TQFN package, ensuring a minimal footprint on the PCB. With a dual 256-position, the potentiometer allows for fine-tuning, providing the user with a wide range of resistance settings to meet the specific requirements of their application.

Key features of the MAX5479ETE+ include:

• Resistance Values: The device offers a total resistance of 50kΩ, which is ideal for a multitude of applications that require precise control over resistance.
• Interface: It is equipped with a simple 3-wire SPI-compatible serial interface, which makes it easy to integrate into existing designs and control via microcontrollers or other digital systems.
• Voltage Range: Operating from a wide supply voltage range of 2.7V to 5.5V, the MAX5479ETE+ is flexible for use in both low and standard voltage applications.
• Nonvolatile Memory: The inclusion of nonvolatile memory (EEPROM) allows the device to retain its last position upon power cycling, making it suitable for settings that need to be preserved between uses.
• Endurance: The digital potentiometer has an impressive endurance of 100,000 wiper cycles and data retention of 50 years, ensuring a long operational life and reliability.
• Temperature Range: With an operating temperature range from -40°C to +125°C, it can withstand extreme environments, making it a robust choice for demanding applications.

Whether for volume control in audio applications, tuning and calibration in communication devices, or setting operational parameters in industrial systems, the MAX5479ETE+ from Analog Devices Inc. offers a compact, precise, and durable solution for digital resistance adjustment needs.